auxotrophic mutant

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aux·o·tro·phic mu·tant

mutant with a nutritional requirement not present in the wild-type organism.
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References in periodicals archive ?
Tween 20 was used as antifoaming agent Development and isolation of auxotrophic mutants
Each auxotrophic, double auxotrophic and triple auxotrophic mutants were separately cultured in 20 ml auxotrophic screening media in 100 ml flask and incubated at 28 C agitation 100 rpm.
The other auxotrophic mutants accumulated 26.2 - 33 g/L L-lysine.
The effect of different chemical constituents and condition of the maintenance medium on the maintenance of the auxotrophic mutant Micrococcus glutamicus [AB.sub.100] were depicted in Fig.
Isolation of auxotrophic mutants of diploid industrial yeast strains after UV mutagenesis.